| Hardenberg to Calafell | 820.20 mi (1,319.98 km) |
| Hardenberg to Calahorra | 813.63 mi (1,309.42 km) |
| Hardenberg to Calasparra | 1,067.86 mi (1,718.55 km) |
| Hardenberg to Calatayud | 865.85 mi (1,393.45 km) |
| Hardenberg to Caldas de Montbuy | 783.52 mi (1,260.95 km) |
| Hardenberg to Caldas de Reyes | 985.84 mi (1,586.56 km) |
| Hardenberg to Calella | 778.76 mi (1,253.30 km) |
| Hardenberg to Callosa de Segura | 1,060.92 mi (1,707.39 km) |
| Hardenberg to Calpe | 1,011.96 mi (1,628.59 km) |
| Hardenberg to Calvia | 919.26 mi (1,479.41 km) |
| Hardenberg to Camas | 1,212.55 mi (1,951.41 km) |
| Hardenberg to Cambados | 996.59 mi (1,603.85 km) |
| Hardenberg to Cambre | 940.28 mi (1,513.24 km) |
| Hardenberg to Cambrils | 836.29 mi (1,345.88 km) |
| Hardenberg to Campo de Criptana | 1,020.61 mi (1,642.52 km) |
